Patents by Inventor Rama Rao GONDU

Rama Rao GONDU has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • PROCESS FOR PREPARATION OF PALBOCICLIB
    Publication number: 20210002275
    Abstract: The present application relates to a process for the preparation of crystalline form A of palbociclib having specific surface area more than 2 m2/g comprising one-pot process for the preparation of compound of formula (IV). The present application further relates to the preparation of acid-addition salts of palbociclib and their use for the synthesis of crystalline form A of palbociclib having specific surface area more than 2 m2/g.
    Type: Application
    Filed: September 14, 2020
    Publication date: January 7, 2021
    Inventors: Andiappan MURUGAN, Vipinkumar Shriram KABRA, Chinna Saida Reddy GADE, Rama Rao GONDU, Shravankumar CHANDRASHEKAR, Krishnamoorthy PASUPATHY, Anandan KALAISELVAN
  • Process for preparation of palbociclib
    Patent number: 10807978
    Abstract: The present application relates to a process for the preparation of crystalline form A of palbociclib having specific surface area more than 2 m2/g comprising one-pot process for the preparation of compound of formula (IV). The present application further relates to the preparation of acid-addition salts of palbociclib and their use for the synthesis of crystalline form A of palbociclib having specific surface area more than 2 m2/g.
    Type: Grant
    Filed: July 3, 2017
    Date of Patent: October 20, 2020
    Assignee: DR. REDDY'S LABORATORIES LIMITED
    Inventors: Andiappan Murugan, Vipinkumar Shriram Kabra, Chinna Saida Reddy Gade, Rama Rao Gondu, Shravankumar Chandrashekar, Krishnamoorthy Pasupathy, Anandan Kalaiselvan
  • PROCESS FOR PREPARATION OF PALBOCICLIB
    Publication number: 20190241561
    Abstract: The present application relates to a process for the preparation of crystalline form A of palbociclib having specific surface area more than 2 m2/g comprising one-pot process for the preparation of compound of formula (IV). The present application further relates to the preparation of acid-addition salts of palbociclib and their use for the synthesis of crystalline form A of palbociclib having specific surface area more than 2 m2/g.
    Type: Application
    Filed: July 3, 2017
    Publication date: August 8, 2019
    Inventors: Andiappan MURUGAN, Vipinkumar Shriram KABRA, Chinna Saida Reddy GADE, Rama Rao GONDU, Shravankumar CHANDRASHEKAR, Krishnamoorthy PASUPATHY, Anandan KALAISELVAN